Contents
R&S
®
ESR
11User Manual 1175.7068.02 ─ 12
6.4.2 Measurement of Harmonics........................................................................................ 431
6.4.3 Measuring the Spectra of Complex Signals................................................................ 433
6.4.3.1 Separating Signals by Selecting an Appropriate Resolution Bandwidth..................... 433
6.4.3.2 Intermodulation Measurements...................................................................................434
6.4.4 Measuring Signals in the Vicinity of Noise.................................................................. 436
6.4.4.1 Measurement Example – Measuring Level at Low S/N Ratios................................... 437
6.4.5 Noise Measurements.................................................................................................. 441
6.4.5.1 Measuring Noise Power Density................................................................................. 442
6.4.5.2 Measurement of Noise Power within a Transmission Channel................................... 444
6.4.5.3 Measuring Phase Noise.............................................................................................. 446
6.4.6 Measurements on Modulated Signals.........................................................................448
6.4.6.1 Measuring Channel Power and Adjacent Channel Power.......................................... 448
6.4.6.2 Amplitude Distribution Measurements........................................................................ 455
7 I/Q Analyzer........................................................................................ 458
7.1 Softkeys and Parameters of the I/Q Analyzer Menu.............................................. 459
7.2 Softkeys of the Amplitude Menu in I/Q Analyzer Mode......................................... 464
7.3 Softkeys of the Marker To Menu in I/Q Analyzer Mode..........................................469
7.4 Softkeys of the Trigger Menu in I/Q Analyzer Mode.............................................. 469
7.5 Working with I/Q Data............................................................................................... 473
7.5.1 Sample Rate and Maximum Usable Bandwidth (RF Input).........................................474
8 Tracking Generator............................................................................ 476
8.1 Softkeys of the Tracking Generator Menu.............................................................. 476
8.2 Connecting External Tracking Generators............................................................. 481
8.2.1 Overview of Generators Supported by the R&S ESR................................................. 482
8.3 Configuring Tracking Generators............................................................................ 485
8.3.1 Internal Tracking Generator........................................................................................ 485
8.3.2 External Tracking Generator....................................................................................... 487
8.4 Tracking Generator Functions................................................................................. 492
8.4.1 Calibration mechanism................................................................................................492
8.4.2 Calibrating for transmission and reflection measurement........................................... 493
8.4.3 Transmission measurement........................................................................................494
8.4.4 Reflection measurement............................................................................................. 494
8.4.5 Normalization.............................................................................................................. 494